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Tool Directory

CVE-2021-4428

HighPublished

what3words Autosuggest Plugin Setting class-w3w-autosuggest-public.php enqueue_scripts information disclosure

Published: Jul 18, 2023
Updated: Aug 3, 2024
Assigning CNA: VulDB
Evidence observed: Aug 8, 2026

Primary CVSS

7.5/ 10High

nvd · CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS probability estimate

15.8%

Moderate · next 30 days

Percentile: 96.8%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

A vulnerability has been found in what3words Autosuggest Plugin up to 4.0.0 on WordPress and classified as problematic. Affected by this vulnerability is the function enqueue_scripts of the file w3w-autosuggest/public/class-w3w-autosuggest-public.php of the component Setting Handler. The manipulation leads to information disclosure. The attack can be launched remotely. Upgrading to version 4.0.1 is able to address this issue. The patch is named dd59cbac5f86057d6a73b87007c08b8bfa0c32ac. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-234247.

Sources

Log4ShellDetection
This repo contains IoCs which are associated with exploitation of CVE-2021-4428.

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